Home / 28,573.37-39,433.47-16,477.74

Finding the Fourth Proportional to 28,573.37, 39,433.47 and 16,477.74

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Solution

The fourth proportional to 28,573.37, 39,433.47 and 16,477.74 is: 22,740.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,573.37 : 39,433.47 = 16,477.74 : x
  2. Step 2: Convert to fraction form
    28,573.37/39,433.47 = 16,477.74/x
  3. Step 3: Cross multiply
    28,573.37x = 39,433.47 × 16,477.74
  4. Step 4: Simplify right side
    28,573.37x = 649,774,465.96
  5. Step 5: Solve for x
    x = 649,774,465.96/28,573.37
  6. Step 6: Final answer
    x = 22,740.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.